Campbell Biology
12th Edition
ISBN: 9780135188743
Author: Urry
Publisher: PEARSON
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Question
Chapter 34, Problem 34.7CR
Summary Introduction
To understand: The changes that occur in Hominin features based on fossil evidence.
Introduction: Hominin can be defined as a group consisting of modern humans, extinct humans, and their ancestors.
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Provide an example in which different features of organisms in the hominin evolutionary lineage evolved atdifferent rates.
Compare and contrast hominin evolution through the years using the following criteria:
Species
Social and cultural behaviour
Anatomy (ex. skull)
Habitat
Compare the behavior and anatomical characteristics of early and later hominins
Chapter 34 Solutions
Campbell Biology
Ch. 34.1 - Identify four derived characters that all...Ch. 34.1 - Prob. 2CCCh. 34.1 - VISUAL SKILLS Based on the phylogenetic tree...Ch. 34.2 - How are differences in the anatomy of lampreys and...Ch. 34.2 - WHAT IF? In several different animal lineages,...Ch. 34.2 - WHAT IF? Suggest key roles that mineralized bone...Ch. 34.3 - What derived characters do sharks and tuna share?...Ch. 34.3 - Describe key adaptations of aquatic gnathostomes.Ch. 34.3 - draw it Redraw Figure 34.2 to show four lineages:...Ch. 34.3 - WHAT IF? Imagine that we could replay the history...
Ch. 34.4 - Prob. 1CCCh. 34.4 - Some amphibians never leave the water, whereas...Ch. 34.4 - WHAT IF? Scientists think that amphibian...Ch. 34.5 - Describe three key amniote adaptations for life on...Ch. 34.5 - Prob. 2CCCh. 34.5 - Identify four avian adaptations for flight.Ch. 34.5 - VISUAL SKILLS Based on the phylogeny shown in...Ch. 34.6 - Prob. 1CCCh. 34.6 - Prob. 2CCCh. 34.6 - MAKE CONNECTIONS Develop a hypothesis to explain...Ch. 34.7 - Identify some characters that distinguish hominins...Ch. 34.7 - Provide an example in which different features of...Ch. 34.7 - WHAT IF? Some genetic studies suggest that the...Ch. 34 - Describe likely features of the common ancestor of...Ch. 34 - Identify the shared features of early fossil...Ch. 34 - How would the appearance of organisms with jaws...Ch. 34 - Which features of amphibians restrict most species...Ch. 34 - Explain why birds are considered reptiles.Ch. 34 - Describe the origm and early evolution of mammals.Ch. 34 - Prob. 34.7CRCh. 34 - Vertebrates and tunicates share (A) jaws adapted...Ch. 34 - Living vertebrates can be divided into two major...Ch. 34 - Unlike eutherians, both monotremes and marsupials...Ch. 34 - Prob. 4TYUCh. 34 - As hominins diverged from other primates, which of...Ch. 34 - Which of the following could be considered the...Ch. 34 - Prob. 7TYUCh. 34 - SCIENTIFIC INQUIRY DRAW IT As a consequence of...Ch. 34 - Prob. 9TYUCh. 34 - SYNTHESIZE YOUR KNOWLEDGE This animal is a...
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Similar questions
- Distinguish between a hominid and a hominin and give anexample of each.arrow_forwardExplain why the evolution of hominins is an example of a slow, incremental change.arrow_forwardExplain the issues with classification of early hominins, and describe early hominin tools, their uses and their characteristics.arrow_forward
- Identify whether the evolution of the hominins support a scenario of slow, incremental change or punctuated equilibrium and explain why.arrow_forwardWhat do fossils suggest about hominin anatomy and behavior? Explain your answer. Use at least TWO complete sentences.arrow_forwardDefine a Hominin and their characteristicsarrow_forward
- Based on the fossil record, when did hominins first appear in Africa? Group of answer choices ~ 12 kya ~ 6 mya ~ 12 mya ~ 2 mya ~ 6 kyaarrow_forwardⒸ Macmillan Learning An extensive study of a hominid fossil dating from approximately 2 million years ago was published in 2013. Determine whether each of the features described is closer to the ancestral state or to the modern human state. The shoulder structure and very long arms suggest the ability to climb and perhaps hang or swing. closer to the modern human state closer to the ancestral state The spine and other skeletal features suggest an upright stance. There is no opposable toe. The skull is very small.arrow_forwardExplain the Evolution of the Hominins ?arrow_forward
- Describe the Basic Trends in Hominid Evolution BRAIN SIZE JAW SIZE LANGUAGE TOOLSarrow_forwardUsing analogy / comparative method, describe what the first hominin who moved out of the trees and onto the ground likely looked like. Be sure to describe how you came to that conclusion.arrow_forwardIf you as a paleoanthropologist are plannin an excavation at a hominin site in East Africa which is dated to about 2 million years old, which fossil hominin species might you expect to find?arrow_forward
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